资料来源 : Webster's Revised Unabridged Dictionary (1913)
Nonesuch \None"such`\, n.
A person or thing of a sort that there is no other such;
something extraordinary; a thing that has not its equal. It
is given as a name to various objects, as to a choice variety
of apple, a species of medic ({Medicago lupulina}), a variety
of pottery clay, etc.
Shamrock \Sham"rock\, n. [L. seamrog, seamar, trefoil, white
clover, white honeysuckle; akin to Gael. seamrag.] (Bot.)
A trifoliate plant used as a national emblem by the Irish.
The legend is that St. Patrick once plucked a leaf of it for
use in illustrating the doctrine of the trinity.
Note: The original plant was probably a kind of wood sorrel
({Oxalis Acetocella}); but now the name is given to the
white clover ({Trifolium repens}), and the black medic
({Medicago lupulina}).
Medic \Med"ic\, n. [L. medica, Gr. ? (sc. ?) a kind of clover
introduced from Media, from ? Median.] (Bot.)
A leguminous plant of the genus {Medicago}. The black medic
is the {Medicago lupulina}; the purple medic, or lucern, is
{M. sativa}.
资料来源 : WordNet®
Medicago lupulina
n : prostrate European herb with small yellow flowers and curved
black pods; naturalized in North America [syn: {black
medick}, {hop clover}, {yellow trefoil}, {nonesuch clover}]